Dutch Bird Alerts
23 september 2021 | ||
11:56 | NH | Eastern Bonelli's Warbler |
10:40 | NH | White-rumped Sandpiper |
10:20 | DR | Glossy Ibis |
08:55 | ZL | Glossy Ibis |
22 september 2021 | ||
15:32 | GE | Golden Eagle |
14:58 | GE | Short-toed Snake Eagle |
11:30 | GE | Bearded Vulture |
10:53 | NH | Barred Warbler |
09:50 | ZL | Zitting Cisticola |
09:07 | NH | White-rumped Sandpiper |
09:01 | GE | Greater Short-toed Lark |
08:16 | FR | Pectoral Sandpiper |
07:39 | DR | Glossy Ibis |
07:33 | NH | Glossy Ibis |
21 september 2021 | ||
15:48 | FR | Pectoral Sandpiper |
14:55 | ZL | Zitting Cisticola |
14:43 | NB | Zitting Cisticola |
14:00 | NB | Black-winged Kite |
12:13 | NH | White-rumped Sandpiper |
12:02 | GE | Bearded Vulture |
11:56 | GE | Golden Eagle |
10:41 | ZH | Little Bunting |
10:30 | DR | Glossy Ibis |
10:25 | FR | Greater Short-toed Lark |
09:06 | NH | Glossy Ibis |
20 september 2021 | ||
19:09 | FR | Black Guillemot |
17:02 | ZL | Pectoral Sandpiper |
14:57 | NB | Zitting Cisticola |
13:46 | NH | Glossy Ibis |
13:22 | GE | Glossy Ibis |
Siberische Boompieper
Anthus hodgsoni · Olive-backed Pipit
Datum & Tijd
18-10-2021 10:13
Locatie
Atlasblok | ZH · 30-16-53 |
---|---|
GPS | 52.21416 4.40314 |
RD | 87.747 470.019 |
Katwijk Noordduinen |
Tijd & Gedrag
Onbekend
Zekerheid
Determinatie zeker, geen kleedgegevens
Gehoord via
waarneming.nl
Extra informatie
1 ex. overvliegend zuid
3x roepend en mooi dichtbij langsvliegend. Zwaar gestreepte borst, contrastrijk koppatroon en donkergroene rug met diffuse streping.
Gegevens 1e roep: Mean starting frequency = 7.90, Gradient (kHz/s) = 12.70, Parameter 1 = 102.00, Duration of one modulation = 10.20, Parameter 2 = 1040.00
Gegevens 2e roep: Mean starting frequency = 7.70, Gradient (kHz/s) = 10.50, Parameter 1 = 80.00, Duration of one modulation = 9.30, Parameter 2 = 750.00
Waargenomen door:
Gijsbert Twigt